Home / 74,886.22-103,338.75-44,705.62

Finding the Fourth Proportional to 74,886.22, 103,338.75 and 44,705.62

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Solution

The fourth proportional to 74,886.22, 103,338.75 and 44,705.62 is: 61,691.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,886.22 : 103,338.75 = 44,705.62 : x
  2. Step 2: Convert to fraction form
    74,886.22/103,338.75 = 44,705.62/x
  3. Step 3: Cross multiply
    74,886.22x = 103,338.75 × 44,705.62
  4. Step 4: Simplify right side
    74,886.22x = 4,619,822,888.78
  5. Step 5: Solve for x
    x = 4,619,822,888.78/74,886.22
  6. Step 6: Final answer
    x = 61,691.23

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.